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3. Causes of Hallucinations

Hallucinations can be induced by anything that significantly interferes with normal brain function. In addition to drugs and mental illness, hallucinations may also arise from

  • Brain tumors
  • Strokes
  • Traumatic brain injuries
  • Ingestion or inhalation of toxic substances
  • Temporal lobe epilepsy
  • Charles Bonnet Syndrome (occurs in people with partial or complete vision loss)
  • Parkinson's disease
  • Alzheimer's disease
  • Migraine headaches
  • Alcohol withdrawal
  • Some sleep disorders

The Difference Between Hallucinations and Delusions alacatr / Getty Images

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Disclaimer

This site offers information designed for educational purposes only. You should not rely on any information on this site as a substitute for professional medical advice, diagnosis, treatment, or as a substitute for, professional counseling care, advice, diagnosis, or treatment. If you have any concerns or questions about your health, you should always consult with a physician or other healthcare professional.